$NetBSD: patch-configureac,v 1.3 2008/06/14 05:05:36 obache Exp $

http://sourceforge.net/tracker/index.php?func=detail&aid=1864687&group_id=54091&atid=472657

--- configure.ac.orig	2007-12-24 21:35:51.000000000 +0000
+++ configure.ac
@@ -22,7 +22,7 @@ AC_ARG_ENABLE(debug,
   [  --enable-debug          enable some debuging informations],[enable_debug=yes])
 
 AC_SUBST(DEBUG)
-if test "$enable_debug" == "yes" ; then
+if test "$enable_debug" = "yes" ; then
     DEBUG="yes"
 else
     DEBUG="no"
@@ -32,7 +32,7 @@ AC_ARG_ENABLE(static,
   [  --enable-static         enable static link of libstdc++],[enable_static=yes])
 
 AC_SUBST(STATIC)
-if test "$enable_static" == "yes" ; then
+if test "$enable_static" = "yes" ; then
     STATIC="yes"
 else
     STATIC="no"
@@ -48,7 +48,7 @@ case `uname -s` in
 	Linux)
 		FOUND_OS="linux"
 		;;
-	OpenBSD | FreeBSD | NetBSD)
+	OpenBSD | FreeBSD | NetBSD | DragonFly)
 		# *BSD has important stuff (from ports)
 		# in /usr/local ...
 		CFLAGS="$CFLAGS -I/usr/local/include -L/usr/local/lib"
@@ -89,7 +89,7 @@ AC_ARG_ENABLE(version-check, [  --disabl
 
 OLDV=`expr $VERSION \< 8.4`
 
-if test "x${version_ok}" == "xyes" -a $OLDV == 1; then
+if test "x${version_ok}" = "xyes" -a $OLDV = 1; then
     AC_MSG_ERROR(Your current Tcl/Tk installation has a version number of $VERSION. The minimal version required for aMSN to run is Tcl/Tk 8.4)
 fi
 
@@ -101,14 +101,14 @@ dnl Checks for programs.
 AC_PROG_CC
 
 CC_INSTALLED=`which $CC`
-if test "x${CC_INSTALLED}" == "x"; then
+if test "x${CC_INSTALLED}" = "x"; then
     AC_MSG_ERROR(You need a C compiler (gcc) to compiler aMSN. Please install gcc and try again) 
 fi
 
 AC_PROG_CXX
 
 CXX_INSTALLED=`which $CXX`
-if test "x${CXX_INSTALLED}" == "x"; then
+if test "x${CXX_INSTALLED}" = "x"; then
      AC_MSG_ERROR(You need a C++ compiler (g++) to compiler aMSN. Please install g++ and try again) 
 fi
 
@@ -184,7 +184,7 @@ if test $FOUND_OS != "mac"; then
 		
 				if  test "x${TCL_INC_DIR}" != "x" -o "x${TCL_INC_SPEC}" != "x" \
 					-o "x${TCL_INCLUDE_DIR}" != "x" -o "x${TCL_INCLUDE_SPEC}" != "x"; then
-				if test "x${TCL_VERSION}" == "x${VERSION}" ; then
+				if test "x${TCL_VERSION}" = "x${VERSION}" ; then
 				TCL_LIB_DIR=`cd $i; pwd`
 				break;
 				fi
@@ -233,15 +233,15 @@ if test $FOUND_OS != "mac"; then
 	TCL_INC_DIR=$TCL_INCLUDE_SPEC
 	fi
 	
-	if test "x${TCL_INC_DIR}" == "x"; then
+	if test "x${TCL_INC_DIR}" = "x"; then
 	TCL_INC_DIR=$TCL_INCLUDE_DIR
 	fi
 	
-	if test "x${TCL_INC_DIR}" == "x" -a -f ${TCL_PREFIX}/include/tcl.h; then
+	if test "x${TCL_INC_DIR}" = "x" -a -f ${TCL_PREFIX}/include/tcl.h; then
 	TCL_INC_DIR=${TCL_PREFIX}/include
 	fi
 	
-	if test "x${TCL_INC_DIR}" == "x"; then
+	if test "x${TCL_INC_DIR}" = "x"; then
 	AC_MSG_ERROR(You dot not have a devel package of Tcl)
 	fi
 	
@@ -253,7 +253,7 @@ if test $FOUND_OS != "mac"; then
 	TCL_INC_SPEC=$TCL_INC_DIR
 	
 	framework=`echo "${TCL_BASE}" | grep -- "-framework"`
-	if test "x${framework}" == "x"; then
+	if test "x${framework}" = "x"; then
 	TCL_LIB_SPEC="-L${TCL_LIB_DIR} -l${TCL_BASE}"
 	fi
 	TCL_STUB_LIB_SPEC="-L${TCL_LIB_DIR} -l${TCL_STUB_BASE}"
@@ -322,7 +322,7 @@ if test $FOUND_OS != "mac"; then
 	
 		if  test "x${TK_INC_DIR}" != "x" -o "x${TK_INC_SPEC}" != "x" \
 				-o "x${TK_INCLUDE_DIR}" != "x" -o "x${TK_INCLUDE_SPEC}" != "x"; then
-				if test "x${TK_VERSION}" == "x${VERSION}"; then
+				if test "x${TK_VERSION}" = "x${VERSION}"; then
 			TK_LIB_DIR=`cd $i; pwd`
 			break;
 			fi
@@ -362,15 +362,15 @@ if test $FOUND_OS != "mac"; then
 	TK_INC_DIR=$TK_INCLUDE_SPEC
 	fi
 	
-	if test "x${TK_INC_DIR}" == "x"; then
+	if test "x${TK_INC_DIR}" = "x"; then
 	TK_INC_DIR=$TK_INCLUDE_DIR
 	fi
 	
-	if test "x${TK_INC_DIR}" == "x" -a -f ${TK_PREFIX}/include/tk.h; then
+	if test "x${TK_INC_DIR}" = "x" -a -f ${TK_PREFIX}/include/tk.h; then
 	TK_INC_DIR=${TK_PREFIX}/include
 	fi
 	
-	if test "x${TK_INC_DIR}" == "x"; then
+	if test "x${TK_INC_DIR}" = "x"; then
 	AC_MSG_ERROR(You dot not have a devel package of Tk)
 	fi
 	
@@ -392,8 +392,7 @@ AC_SUBST(TK_STUB_LIB_SPEC)
 dnl ---------------------------------------------------------------------
 dnl do some OS specific stuff here
 
-dnl Check for libstdc++
-AC_CHECK_LIB(stdc++,main,CXX_LIB="-lstdc++", AC_MSG_ERROR(stdc++ library not found) )
+CXX_LIB=""
 AC_SUBST(CXX_LIB)
 
 AC_SUBST(LDLIBS)
@@ -412,7 +411,7 @@ else
    AC_MSG_RESULT("Could not find X11 devel package, traydock will not be compiled")
 fi
 
-if test "$FOUND_OS" == "solaris"; then
+if test "$FOUND_OS" = "solaris"; then
 	# If possible, build webcam support.  Otherwise, default to
 	# Linux for other goodies.
 	AC_CHECK_HEADERS(sys/videodev2.h,FOUND_OS=solaris,FOUND_OS=linux)